package org.dao;


import org.entity.User;
import org.entity.UserData;


public interface IUserDao {
	public boolean queryUser(String username);
	public boolean queryPassword(User user);
	public int addUser(User user);
	
	public UserData queryUserData(String username);
	public int addUserData(UserData userData);
	public int alterUserData(UserData userData);
	public boolean queryUserExits(UserData userData);
	
}


